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Consolidated Balance Sheets (Unaudited) (USD $)
In Thousands, unless otherwise specified
Apr. 30, 2012
Oct. 31, 2011
Current assets:    
Cash and cash equivalents $ 60,262 $ 51,415
Investments - U.S. treasury securities 0 12,016
Accounts receivable - common stock sale 30,000 0
Accounts receivable, net 17,036 21,950
Inventories 52,686 40,101
Other current assets 5,646 7,466
Total current assets 165,630 132,948
Property, plant and equipment, net 22,788 23,925
Investment in and loans to affiliate 9,904 10,466
Other assets, net 17,146 16,291
Total assets 215,468 183,630
Current liabilities:    
Current portion of long-term debt 5,092 5,056
Accounts payable 12,207 14,143
Accounts payable due to affiliate 493 104
Accrued liabilities 23,743 26,894
Deferred revenue 54,442 64,114
Preferred stock obligation of subsidiary 1,097 3,854
Total current liabilities 97,074 114,165
Long-term deferred revenue 6,500 7,000
Long-term preferred stock obligation of subsidiary 13,033 12,878
Long-term debt and other liabilities 4,033 4,105
Total liabilities 120,640 138,148
Redeemable preferred stock (liquidation preference of $64,020 at April 30, 2012 and October 31, 2011) 59,857 59,857
Shareholders' equity (deficit)    
Common stock ($.0001 par value); 275,000,000 shares authorized; 185,787,147 and 138,400,497 shares issued and outstanding at April 30, 2012 and October 31, 2011, respectively. 18 13
Additional paid-in capital 751,577 687,857
Accumulated deficit (715,571) (701,336)
Accumulated other comprehensive income 13 15
Treasury stock, Common, at cost (5,679 shares at April 30, 2012 and October 31, 2011) (53) (53)
Deferred compensation 53 53
Total shareholders' equity (deficit) 36,037 (13,451)
Noncontrolling interest in subsidiaries (1,066) (924)
Total equity (deficit) 34,971 (14,375)
Total liabilities and equity (deficit) $ 215,468 $ 183,630